BS 6821:1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Methods for aerodynamic testing of dampers and valves
Hardcopy , PDF
English
30-11-1988
15-06-1999
Foreword
Committees responsible
Methods
1. Scope
2. Definitions
3. Symbols and suffixes
4. Instrumentation
5. Leakage tests
6. Tests for flow rate/pressure characteristics
Tables
1. Symbols
2. Ranges and accuracies of measurement of air
flowmeters not employed to determine leakage rate
3. Ranges and accuracies of measurement of air
flowmeters employed to determine leakage rate
4. Ranges, accuracies and scale intervals for pressure
measuring instruments
5. Damper and valve classifications
Figures
1. Typical test duct arrangement for leakage tests
2. Typical test duct arrangement for flow/rate
pressure characteristics tests
3. Typical graph of log of static gauge pressure
against log of corresponding flow rate
Methods of testing for dampers and valves used in air distribution systems with pressures up to 2500 Pa.
| Committee |
RHE/2
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO 7244:1984 | Similar to |
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